| UTR Pro Match Series | 2020/07/16 02:00 | Harper, Patrick v Moerani Bouzige | 2-6,6-4,0-0 |
| UTR Pro Match Series | 2020/07/15 04:30 | Harper, Patrick v Dong, Chen | 6-3,6-4 |
| ITF M15 Champaign | 2019/09/08 17:30 | Harper, Patrick v Yamada, Kento | 4-6,3-6 |
| Challenger Knoxville | 2018/11/04 23:10 | Jelle Sels v Harper, Patrick | 6-1,6-4 |
| ITF USA F29 | 2018/10/28 16:00 | Baudry, Simon v Harper, Patrick | 6-0,6-2 |
| ITF Australia F2 | 2018/03/05 23:00 | Hu, Nicholas S v Harper, Patrick | 6-3,6-0 |
| ITF Australia F1 | 2018/02/28 23:30 | Moerani Bouzige v Harper, Patrick | 6-2,6-2 |
| ITF Australia F1 | 2018/02/27 01:20 | Harper, Patrick v Mousley, Bradley | 6-3,7-5 |
| UTR Pro Match Series | 2020/07/16 06:30 | Jack Barnett v Dong, Chen | 2-6,3-6 |
| UTR Pro Match Series | 2020/07/15 06:30 | Moerani Bouzige v Jack Barnett | 6-2,7-5 |